1059 



Swinderen 



Sylvester. 



1060 



Lolambre's Base du Systeme Metnque, T. III, 

 1810 u. in holländ. Zeitschriften. 



• gest. März fi {AB). 



Swinderen, Theodor van. — Dr. 

 Juris (1807). Seit 1814 Prof. d. ?h;!^.so- 

 phie u. Naturgeschichte an d. Univ. zu Gio- 

 ningen, sowie seit 18 16 auch Ober-Auf- 

 seher des daselbst von ihm s^egriindeten 

 üffenll. Naturaüencabinels fCllJ (NJj, 

 geb. i 78 4, Sept. 1 4, Groningen, 



gest. 1831, Apr. t 1, 



Disp. de atmosphaera ojusque in coiores 

 actione etc., Grcaing. 1805 (deutsch inXromms- 

 dorff's Journ. XVIIlj. — Ctiem. Notizen in d. 

 Aigem. Konsl- en Letterbode. 



Sykes, William Henry. — OfTicier 

 in (i. briltischen Armee, zuletzt Oberst, 

 diente lange in Indien; war einer der Di- 

 rectoren d. ostind. Compagnie. Seit <83 4 

 Mitgl. d. Roy. Society (Or), 



geb. 17 9 0, Jan. 25, London. 

 On the atmospherical tides and raeteorology 

 of üukhun (Decan) in East Indies (Phil. Tr. 

 4 836). Üiscusslcn of meteorologioal ohserva- 

 tions taken in fndia at various heights etc. 

 (Ib. 4 850). — On the geology of a portion nf 

 the Dukhun (Tr. Geolog. See". Ser. II, Voi. IV, 

 pt. II, 1 83ß}. Some fossils found in Cutch (Ib. 

 Vol. V, pt. III, 1840). — On the use of the 

 common thermometer to deternaine heights 

 (Journ. Geogr. Soc. VIII, 1838). On the cli- 

 mate and productions of Zanzibar (Ib. XXill, 

 4853). — On the -meteorolog. observations 

 made at Alten, Fininarken. bv S. H. Thomas; 

 mitSabine (Phil. Mag. Ser. III, Vol. XVII, iSiOj. 

 On depressions of the wet-bulb thermometer 

 at Ahraednuggur (Ib. Ser. IV, Vol. II, 1851). 



— On mean temperature in India (Report of 

 tho British Ass. IV, 1835). On certain meteo- 

 rologioal phenomena in the Ghäts of Western 

 India (Ib. IX, 184 0). On the meteorology of 

 the province of Coorg in the western Ghäts 

 (Ib. XU, 1843). On the fallofrain on the coast 

 of Travancore and table land of Uttree (Ib. 



XVI, 1847 et XVIII, 1849). Obs. on barome- 

 tric leveling in tho Madras presidency (Ib. 



XVII, 1848j. On a remarkable storra at Bom- 

 bay (Ib. XVIil, 1849). On Indian hail-storms 

 (Ib. XX, 1851). On tho meteorologv of Fut- 

 tegurh (Ib. XXI, 1852). D" of Nice Maritime 

 (Ib. XXIV, 1355). On the meteorological ob- 

 servatory at Travancore (Ib. XXVIII 1859). 



— Viel Archäologisches u. Statistisches. 



Sylvabelle, s. Saint-Jacques de 

 Silvabelle. 



Sylvestern. — Papst von 999 bis 

 1003, eigentlich Gerbert heissend, frü- 

 her Abt zu Bobbio (9 68) u. Erzbischof zu 

 Rheirasu.Ravenn'j. LehrerKaisers Otto III. 

 Halle unter den Arabern in Sevilla u. Cor- 

 de va studirt (J) (Bj, 



geb Auvergne, 



gest. 1003, Mai 12, Rom. 

 Erfand mehre hydraulische Maschinen, z B. 

 eine Wasserorgel ; wurde wegen seiner phy- 

 sikalischen u. chemischen Kentnisse für ei- 

 nen Schwarzkünstler gehalten. 



Sylvester, James Joseph. — Frü- 

 her Barrister-at-La\v u. Actuary in Lon- 

 don, sowie einige Zeit Prof. d. Physik am 

 University- College daselbst; jetzt (seit 

 1853) Prof. d. Mathematik an d. Miliiär- 

 Academie zu Woohvich. Mitgl. d. Roy. So- 

 ciety seit 18 39 (Or), 



geb. 1814, Sept. 3, London. 

 On a theory of syzygelic relations of Iwo ra- 

 tional functions comprising an application of 

 the theory of Sturm's functions and that of the 

 greatest algebraical common measure (Phil. 

 Tr. 1853 — Auszug: Phil. Mag. VI. 1853). — 

 Analytical development of Freonel'a optical 

 theory of crystais (Phil. Mag. Ser, lii, Vol. XI, 

 1837 et XII, 1838). On the motion and rest of 

 fluids (Ib. XIII, 1838). Extension of J. WU- 

 son's theorem to oll numbers whalever (Ib 

 id.). On the equiiibriuiij of tluids (Ib. XIV, 

 1339). C/T the moüon and rest of rigid bodies 

 (Ib. id.). On definite double Integration (Ib. 

 id.). On rational derivation from equations 

 of coexistence (Ib. XV, 1839 et XVI, 1840). 

 On elimination (Ib. XVII, 184 0). New theory 

 of multiple roots (Ib. XVIII, 1841). Linear 

 method of eliminating (Ib. id.). Dialytic me- 

 thod of eliminating (Ib. XXII, 1842). Analysis 

 of combinatorial aggregalion (Ib. XXIV, 1 844). 

 Criteria of rationality for the roots of nume- 

 rical equations (Ib. XXV, 1844). A discovery 

 in the theory of numbers (Ib. XXXI, 1847). 

 General Solution of Ihe equation x''+y*+Az* 

 = .Mxyz etc. (Ib. id.). Instantaneous demon- 

 stration ofPascal'e theorem (Ib. XXXVH, 1 850). 

 New class of the theoroms in elimination etc. 

 (Ib. id.) . On the rotation of a rigid body about 

 a fixed point (Ib. id et Ser. IV, Vol. I, 1831). 

 Enumeration of the contacts of lines and sur- 

 faces of the second order (Ib. Ser. IV, Vol. 1, 

 1851 et VII, 1854). On the reiation between 

 the minor determinants of ünearly equivalent 

 quadratie functions (Ib. Id.). On a certain 

 fundamental theory of determinants (Ib. II, 

 1851). On the dialytic method of elimination 

 (Ib. id.). On a remarkable discovery in the 

 theory of canonical forms and of hyperdeter- 

 minants (Ib. id.). On a remarkable theorem 

 in the theory of equal roots and multiple points 

 (Ib. III, 1852). On a new theory of multipii- 

 city (Ib. id.). On homogeneous quadratie po- 

 lynomials (Ib. IV, 1852). On Staudt's theorems 

 concerning the Contents of polygons and po- 

 lyhedrons (Ib. id.). On a simple geometrical 

 Problem (Ib. id.). On polynomial functions, 

 which admit of reducUon in the number of 

 variables (Ib. V, 4853). On a rule for deter- 

 mining at sight the degree of any symmetrical 

 functif)n of the roots of an equation expressed 

 in terms of the coefficients (Ib. id.). On Aroa- 



